Excellent
#82 of 1,363 schools in MD
Top 6% in state
Greenview Knolls Elementary
Elementary School · St. Mary's County Public Schools
45711 Military Ln, Great Mills, MD 20634
Enrollment
322
Student-Teacher
13.4:1
Score
8.8
Grades
Pre-K – 5th
Enrollment
322
Student-Teacher
13.4:1
Score
8.8
Grades
Pre-K – 5th
Updated
2022-23
Updated 2022-23
How this school compares
In Great Mills
#1 of 3
public schools
Maryland elementary schools
#81 of 882
In district
#2 of 26
St. Mary's County Public Schools
Academic growth
9.6 / 10
Exceptional
About Greenview Knolls Elementary
Greenview Knolls Elementary serves 322 students in grades PK through 5 in Great Mills, Maryland. The school earns a composite score of 9.2/10 — rated Exceptional — ranking #51 out of 1,363 public schools statewide and outperforming 96% of Maryland schools. Among the three public schools in Great Mills, it stands alone at the top.
The growth score of 9.6/10 is the standout number. Growth measures how much academic progress students make year over year relative to peers — and 9.6 puts Greenview Knolls in elite company statewide. The academic score of 8.9/10 confirms that students aren't just advancing quickly; they're performing at a genuinely high level.
A student-teacher ratio of 13.4:1 gives teachers real capacity to support individual students rather than manage volume. As an elementary school specifically, Greenview Knolls ranks #51 among 882 Maryland elementary schools — a top-6% finish in a large, competitive field. Enrollment of 322 keeps the school at a scale where teachers and students know each other.
For families in St. Mary's County comparing PK–5 options, this school's performance numbers are difficult to match locally.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
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Greenview Knolls Elementary — Students at Greenview Knolls Elementary score 57% proficient, which is above what's typical for similar communities (expected: 40%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
53.7%
Students qualifying for federal meal assistance
Test Scores MD MCAP (2024-25)
Based on 8 test records from MD state assessments. About our data
Proficiency Trend
↑ ImprovingAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 9.6/10.
How Greenview Knolls Elementary Compares
See how Greenview Knolls Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has improved from 37% (2019) to 54.5% (2025). Reading/ELA proficiency has improved from 42% (2019) to 59.1% (2025).
Location
45711 Military Ln, Great Mills, MD 20634
Nearby Alternatives
Families considering Greenview Knolls Elementary may also want to explore other elementary schools in the area. Green Holly Elementary School (rated 9.1/10, 1.1 miles away, in nearby Lexington Park), with a very similar rating. Another option is George Washington Carver Elementary (rated 8.4/10, 2.2 miles away), with a comparable rating. Additionally, Park Hall Elementary (rated 8.4/10, 4.5 miles away, in nearby Park Hall), with a comparable rating. For more schools in Great Mills, see our Great Mills schools guide .
Nearby Schools
20 within 5.9 miNeighborhood Census ACS (2019-2023)
Census data for ZIP 20634 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$117,431
Median Home Value
$334,800
Median Rent
$1,689/mo
Population
6,976
College Educated
40.6%
Homeownership
68.3%
Avg Commute
23.9 min
Poverty Rate
4.3%
Median Age
32.3
Community Profile
The community surrounding Greenview Knolls Elementary has a median household income of $117,431. It is a well-educated community where 41% of adults hold a bachelor's degree or higher. The median home value in the area is $334,800, with a median rent of $1,689/month. The local poverty rate of 4.3% is relatively low. The average commute for residents is 24 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Brookhaven Elementary Rockville, MD | 8.8 |
| DuFief Elementary Gaithersburg, MD | 8.8 |
| Eastport Elementary Annapolis, MD | 8.8 |
| H. H. Garnett Elementary Chestertown, MD | 8.8 |
| Halls Cross Roads Elementary Aberdeen, MD | 8.8 |
| Hancock Elementary Hancock, MD | 8.8 |
Frequently Asked Questions
Common questions about Greenview Knolls Elementary
What grades does Greenview Knolls Elementary serve?
Greenview Knolls Elementary serves students in grades Pre-K through 5th.
How many students attend Greenview Knolls Elementary?
Greenview Knolls Elementary has an enrollment of approximately 322 students.
What is the student-teacher ratio at Greenview Knolls Elementary?
The student-teacher ratio at Greenview Knolls Elementary is 13.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Greenview Knolls Elementary rank in MD?
Greenview Knolls Elementary is ranked #82 out of 1,363 schools in MD.
What is Greenview Knolls Elementary's MySchoolScout rating?
Greenview Knolls Elementary has a composite rating of 8.8 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Greenview Knolls Elementary?
Based on the most recent state assessment data, Greenview Knolls Elementary has 30.1% math proficiency and 38.8% reading/ELA proficiency.
Is Greenview Knolls Elementary a charter school?
No, Greenview Knolls Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Greenview Knolls Elementary a Title I school?
No, Greenview Knolls Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Greenview Knolls Elementary?
53.7% of students at Greenview Knolls Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
Powered by 
FBI UCR 2024. County-level only. Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Pre-K – 5th
- Enrollment
- 322
- Student-Teacher Ratio
- 13.4:1
- Teachers (FTE)
- 24
- Free/Reduced Lunch
- 53.7%
- Type
- regular
- Setting
- Small Suburb
- County
- St. Mary's County
- Phone
- (301) 863-4095
- Data Year
- 2023–2024
Resources & Links
District
St. Mary's County Public Schools- District Enrollment
- 17,223
- Schools in District
- 27
- Per-Pupil Spending
- $17,088
- District Rank
- #2 of 26
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
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